Test suites for Web platform specs — including WHATWG, W3C, and others

Official ECMAScript Conformance Test Suite

🐠 Babel is a compiler for writing next generation JavaScript.

Status, process, and documents for ECMA262

jsoup: the Java HTML parser, built for HTML editing, cleaning, scraping, and XSS safety.

Delightful JavaScript Testing.

🖖 Vue.js is a progressive, incrementally-adoptable JavaScript framework for building UI on the web.

Prettier is an opinionated code formatter.

Numbers with precision and a unit for JavaScript

Next generation frontend tooling. It's fast!

A TC39 proposal for immutable ArrayBuffers

RFCs for the source map debug format.

PDF Reader in JavaScript

Home of the WebKit project, the browser engine used by Safari, Mail, App Store and many other applications on macOS, iOS and Linux.

An implementation of ECMA-262 in JavaScript

A babel plugin that adds istanbul instrumentation to ES6 code

Async Context for JavaScript

The most used, flexible, fast and streaming parser for multipart form data. Supports uploading to serverless environments, AWS S3, Azure, GCP or the filesystem. Used in production.

Gets the job done when JSON.stringify can't

The React Framework

A proposal for introducing a way to defer evaluate of a module

A bundler for javascript and friends. Packs many modules into a few bundled assets. Code Splitting allows for loading parts of the application on demand. Through "loaders", modules can be CommonJs,…